Definition of "pillbox" [pillbox]

• A small box for pills. (noun)
• A woman's small hat with upright sides and a flat crown. (noun)
• A low-roofed concrete emplacement for a machine gun or antitank gun. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "She complains in pillbox about not being able to sit down and her hands getting clammy."
• "This little princess was taken to a rather special old pillbox which is being kitted out as a Hilton for Bats."
• "Even though hospitals legally need to dispense medications from their own pharmacy through their own personnel, the pillbox is a great help to make sure the sick person doesn’t miss any pills while waiting to be processed into a room."